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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Trichomycterinae
Etymology: Trichomycterus: Greek, thrix = hair + Greek, mykter, -eros = nose (Ref. 45335); diatropoporos: Derived from the Greek diatropos meaning variable, and poros meaning pore, in reference to the variation in the presence of pores i1 and i3 of infraorbital sensory canal of the new species. A noun in apposition.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal. Tropical
South America: endemic to the rio da Prata and rio Turvo basins, tributaries of rio das Antas, in the laguna dos Patos system in Brazil.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 6.8 cm SL mâle / non sexé; (Ref. 93814)
The type locality is a rapid flowing, wide and shallow river with an average depth of 0.5 m, clear water, rocky bottom and large amounts of submerged vegetation. Feeds on larvae of Diptera (Chironomidae, Simuliidae) and nymphs of Ephemeroptera (Ref. 93814).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Ferrer, J. and L.R. Malabarba, 2013. Taxonomic review of the genus Trichomycterus Valenciennes (Siluriformes: Trichomycteridae) from the laguna dos Patos system, Southern Brazil. Neotrop. Ichthyol. 11(2):217-246. (Ref. 93814)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00912 (0.00394 - 0.02111), b=2.97 (2.79 - 3.15), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |